TEPCO : 福島第一原子力発電所における海水放射線モニタ計測結果（過去分）

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福島第一原子力発電所における海水放射線モニタ計測結果（過去分）

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○計測値一覧：2026年06月15日(CSVデータダウンロード)

放射能濃度単位：Bq/L

※検出限界値未満の場合はNDと表示されます。

計測時刻 Cs137 Cs134 全β

00:00 ND ND 16

00:10 ND ND 18

00:20 ND ND 16

00:30 ND ND 17

00:40 ND ND 14

00:50 ND ND 14

01:00 ND ND 13

01:10 ND ND 12

01:20 ND ND 14

01:30 ND ND 11

01:40 ND ND 13

01:50 ND ND 13

02:00 ND ND 14

02:10 ND ND 17

02:20 ND ND 15

02:30 ND ND 17

02:40 ND ND 15

02:50 ND ND 17

03:00 ND ND 18

03:10 ND ND 16

03:20 ND ND 14

03:30 ND ND 13

03:40 ND ND 13

03:50 ND ND 12

04:00 ND ND 12

04:10 ND ND 10

04:20 ND ND 11

04:30 ND ND 12

04:40 ND ND 13

04:50 ND ND 17

05:00 ND ND 18

05:10 ND ND 21

05:20 ND ND 21

05:30 ND ND 18

05:40 ND ND 18

05:50 ND ND 18

06:00 ND ND 17

06:10 ND ND 16

06:20 ND ND 15

06:30 ND ND 20

06:40 ND ND 19

06:50 ND ND 17

07:00 ND ND 14

07:10 ND ND 14

07:20 ND ND 14

07:30 ND ND 16

07:40 ND ND 17

07:50 ND ND 16

08:00 ND ND 20

08:10 ND ND 20

08:20 ND ND 20

08:30 ND ND 18

08:40 ND ND 14

08:50 ND ND 14

09:00 ND ND 12

09:10 ND ND 11

09:20 ND ND 13

09:30 ND ND 13

09:40 ND ND 16

09:50 ND ND 16

10:00 ND ND 16

10:10 ND ND 17

10:20 ND ND 13

10:30 ND ND 13

10:40 ND ND 12

10:50 ND ND 11

11:00 ND ND 14

11:10 ND ND 14

11:20 ND ND 15

11:30 ND ND 15

11:40 ND ND 17

11:50 ND ND 18

12:00 ND ND 16

12:10 ND ND 13

12:20 ND ND 11

12:30 ND ND 12

12:40 ND ND 12

12:50 ND ND ND

13:00 ND ND 9.7

13:10 ND ND 11

13:20 ND ND 14

13:30 ND ND 15

13:40 ND ND 14

13:50 ND ND 15

14:00 ND ND 13

14:10 ND ND 13

14:20 ND ND 14

14:30 ND ND 15

14:40 ND ND 19

14:50 ND ND 20

15:00 ND ND 19

15:10 ND ND 20

15:20 ND ND 19

15:30 ND ND 16

15:40 ND ND 11

15:50 ND ND 9.6

16:00 ND ND 13

16:10 ND ND 12

16:20 ND ND 12

16:30 ND ND 13

16:40 ND ND 16

16:50 ND ND 16

17:00 ND ND 18

17:10 ND ND 18

17:20 ND ND 19

17:30 ND ND 21

17:40 ND ND 22

17:50 ND ND 22

18:00 ND ND 21

18:10 ND ND 21

18:20 ND ND 17

18:30 ND ND 14

18:40 ND ND 13

18:50 ND ND 14

19:00 ND ND 13

19:10 ND ND 13

19:20 ND ND 17

19:30 ND ND 18

19:40 ND ND 18

19:50 ND ND 16

20:00 ND ND 14

20:10 ND ND 13

20:20 ND ND 12

20:30 ND ND 10

20:40 ND ND 9.6

20:50 ND ND 11

21:00 ND ND 14

21:10 ND ND 16

21:20 ND ND 16

21:30 ND ND 16

21:40 ND ND 15

21:50 ND ND 16

22:00 ND ND 13

22:10 ND ND 12

22:20 ND ND 12

22:30 ND ND 13

22:40 ND ND 14

22:50 ND ND 11

23:00 ND ND 13

23:10 ND ND 14

23:20 ND ND 12

23:30 ND ND 12

23:40 ND ND 12

23:50 ND ND 15

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	16
00:10	ND	ND	18
00:20	ND	ND	16
00:30	ND	ND	17
00:40	ND	ND	14
00:50	ND	ND	14
01:00	ND	ND	13
01:10	ND	ND	12
01:20	ND	ND	14
01:30	ND	ND	11
01:40	ND	ND	13
01:50	ND	ND	13
02:00	ND	ND	14
02:10	ND	ND	17
02:20	ND	ND	15
02:30	ND	ND	17
02:40	ND	ND	15
02:50	ND	ND	17
03:00	ND	ND	18
03:10	ND	ND	16
03:20	ND	ND	14
03:30	ND	ND	13
03:40	ND	ND	13
03:50	ND	ND	12
04:00	ND	ND	12
04:10	ND	ND	10
04:20	ND	ND	11
04:30	ND	ND	12
04:40	ND	ND	13
04:50	ND	ND	17
05:00	ND	ND	18
05:10	ND	ND	21
05:20	ND	ND	21
05:30	ND	ND	18
05:40	ND	ND	18
05:50	ND	ND	18
06:00	ND	ND	17
06:10	ND	ND	16
06:20	ND	ND	15
06:30	ND	ND	20
06:40	ND	ND	19
06:50	ND	ND	17
07:00	ND	ND	14
07:10	ND	ND	14
07:20	ND	ND	14
07:30	ND	ND	16
07:40	ND	ND	17
07:50	ND	ND	16
08:00	ND	ND	20
08:10	ND	ND	20
08:20	ND	ND	20
08:30	ND	ND	18
08:40	ND	ND	14
08:50	ND	ND	14
09:00	ND	ND	12
09:10	ND	ND	11
09:20	ND	ND	13
09:30	ND	ND	13
09:40	ND	ND	16
09:50	ND	ND	16
10:00	ND	ND	16
10:10	ND	ND	17
10:20	ND	ND	13
10:30	ND	ND	13
10:40	ND	ND	12
10:50	ND	ND	11
11:00	ND	ND	14
11:10	ND	ND	14
11:20	ND	ND	15
11:30	ND	ND	15
11:40	ND	ND	17
11:50	ND	ND	18
12:00	ND	ND	16
12:10	ND	ND	13
12:20	ND	ND	11
12:30	ND	ND	12
12:40	ND	ND	12
12:50	ND	ND	ND
13:00	ND	ND	9.7
13:10	ND	ND	11
13:20	ND	ND	14
13:30	ND	ND	15
13:40	ND	ND	14
13:50	ND	ND	15
14:00	ND	ND	13
14:10	ND	ND	13
14:20	ND	ND	14
14:30	ND	ND	15
14:40	ND	ND	19
14:50	ND	ND	20
15:00	ND	ND	19
15:10	ND	ND	20
15:20	ND	ND	19
15:30	ND	ND	16
15:40	ND	ND	11
15:50	ND	ND	9.6
16:00	ND	ND	13
16:10	ND	ND	12
16:20	ND	ND	12
16:30	ND	ND	13
16:40	ND	ND	16
16:50	ND	ND	16
17:00	ND	ND	18
17:10	ND	ND	18
17:20	ND	ND	19
17:30	ND	ND	21
17:40	ND	ND	22
17:50	ND	ND	22
18:00	ND	ND	21
18:10	ND	ND	21
18:20	ND	ND	17
18:30	ND	ND	14
18:40	ND	ND	13
18:50	ND	ND	14
19:00	ND	ND	13
19:10	ND	ND	13
19:20	ND	ND	17
19:30	ND	ND	18
19:40	ND	ND	18
19:50	ND	ND	16
20:00	ND	ND	14
20:10	ND	ND	13
20:20	ND	ND	12
20:30	ND	ND	10
20:40	ND	ND	9.6
20:50	ND	ND	11
21:00	ND	ND	14
21:10	ND	ND	16
21:20	ND	ND	16
21:30	ND	ND	16
21:40	ND	ND	15
21:50	ND	ND	16
22:00	ND	ND	13
22:10	ND	ND	12
22:20	ND	ND	12
22:30	ND	ND	13
22:40	ND	ND	14
22:50	ND	ND	11
23:00	ND	ND	13
23:10	ND	ND	14
23:20	ND	ND	12
23:30	ND	ND	12
23:40	ND	ND	12
23:50	ND	ND	15